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Table 3 Description of included studies

From: 30+ years of media analysis of relevance to chronic disease: a scoping review

Variablena(%)
Continent
 Africa4(0.8)
 Asiab31(6.2)
 Australasia62(12.4)
 Europe72(14.3)
 North America331(66.3)
 Central or South America5(1.0)
Publication year
 1985-19891(0.2)
 1990-19949(1.8)
 1995-199920(4.0)
 2000-200443(8.6)
 2005-2009125(25.0)
 2010-2014207(41.4)
 2015-201694(18.7)
Media categoriesc
 News264(52.9)
 Entertainment45(9.2)
 Social media49(9.8)
 Marketing159(31.8)
Methods
 Descriptive446(89.2)
 Experimental60(12.0)
 Interview, survey or focus group46(9.2)
Media sample timeframe
 Less than 1 year151(30.1)
 1 – 5 years164(32.7)
 6 – 10 years55(11.0)
 11 – 15 years27(5.4)
 More than 15 years35(7.0)
 Not specified67(13.4)
Media channels
 Television148(29.7)
 Newspapers179(35.7)
 Magazines87(17.3)
 Radio9(1.8)
 Movies12(2.4)
 Music6(1.2)
 Online (incl. online news, web pages and social media)93(18.6)
 Other (incl. billboards, product packaging, constructed messages)53(10.6)
Total Articles499 
  1. a Due to some articles being coded more than once within a category, the total within each category may exceed 499.
  2. b Includes 1 study from Turkey
  3. c See Table 2 for definitions of each of the media categories